According to the nonprofit Center for Biological Diversity, burrowing owls have been eliminated as a breeding species from ...

Filmmakers Zach Melnick and Yvonne Drebert have become the first to capture footage of lake whitefish spawning within our ...

In a new study, scientists describe how different traits used to choose mates in barn swallow populations are driving the bird to diverge, which could eventually lead to the formation of new species.

In Colorado and New Mexico, scientists put in long days scouring the high country for signs of how well White-tailed ...

Six critically endangered Mekong giant catfish — one of the largest and rarest freshwater fish in the world — were caught and ...

While the dream of most humans is to live more than a hundred years, these five long-living species live more than a hundred ...

A captive breeding program for the endangered Cape Sable seaside sparrow could increase the number of wild birds and help ...

Removing nutrients from Lake Erie reduces harmful algal blooms and low-oxygen "dead zones," but may also impact food supplies ...

Climate change warms waters near the poles, enabling larger migratory fish like salmon to flourish. Equatorial populations ...

Marine biologist Monica Biondo has spent more than a decade studying the multibillion-dollar market for these colorful fish.

Anglerfish are among the ocean’s most bizarre creatures. This group of deep-sea dwellers are best known for the ...